chemical reactions and equations assertion and reason
Authored by Abhinav SN
Chemistry
10th Grade
Used 12+ times
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4 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Assertion: Changing of color of copper from reddish-brown to black is an example of reduction.
Reason: Hydrogen is removed
Both Assertion and Reason are True and Reason is the correct explanation of the Assertion.
Both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.
Assertion is True but the Reason is False.
Both Assertion and Reason are False.
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Assertion : Silver chloride turns grey is sunlight.
Reason : Silver is one of the least reactive metals
Both Assertion and Reason are True and Reason is the correct explanation of the Assertion.
Both Assertion and Reason are True but Reason is not the Correct explanation of the Assertion
Assertion is True but the Reason is False
Assertion is false but the reason is true
Both Assertion and Reason are False.
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Assertion : Precipitation reactions produce insoluble salts.
Reason : Precipitation reaction is a double decomposition reaction.
Both Assertion and Reason are True and Reason is the correct explanation of the Assertion
Both Assertion and Reason are True but Reason is not the Correct explanation of the Assertion
Assertion is True but the Reason is False.
Assertion is false but the reason is true
Both Assertion and Reason are False
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Assertion : During digestion, carbohydrates are broken down to form glucose.
Reason : Glucose is necessary for breathing.
Both Assertion and Reason are True and Reason is the correct explanation of the Assertion.
Both Assertion and Reason are True but Reason is not the Correct explanation of the Assertion.
Assertion is True but the Reason is False.
Assertion is false but the reason is true
Both Assertion and Reason are False
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